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Tag: sha1

The Death of SHA-1

Today (February 23, 2017), Google announced the first known collision in SHA-1.  They’ve posted two PDF files (which I’ve re-uploaded here and here) that both hash to the same value (38762cf7f55934b34d179ae6a4c80cadccbb7f0a).  What does this mean?  In short – the collision […]